| Year | 1950 |
| Date | 22-Jun |
| Volume | 102 |
| Issue | 2,561 |
| Page | 919 |
| Category | Locomotive |
| Part | |
| Title | A Little Bit of Old Ashford |
| Author | LBSC |
| Notes | "Maid of Eastcote" by P.R.Fairburn, how poppet valves work, the wasps in the jampot, the oscillating cam types, Lentz cylinder, section showing how the valves operate, the rotary cam type, little poppet valve cylinders |